This machine is matched with tractor in 12-40HP for working, mainly used for precise sowing single seed or double seeds corn in no-tillage field, can drill graininess fertilizer, which can finish furrowing channel for fertilizer , furrowing seeds channel , sowing seeds, covering, pressing etc during one operation. Features:1. Discharging seeds machine has precise sowing rate, the standard seeds index number is up to above 80%.2. Adopt normal filling seeds, could work with high speed, when the plant space is not less than 20cm, working speed could reach 8km/hour.3. Holes spacing is precise, plant is even-distributed, small competition, individual advantage could be given full development, vigorous crops, high harvest.